Office chair



FIG. 1 is a perspective view of an office chair according to one embodiment of the new design;

FIG. 2 is a right side view, the left side being a mirror image thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view of an office chair according to a second embodiment of the new design;

FIG. 8 is a right side view, the left side being a mirror image thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is a perspective view of an office chair according to a third embodiment of the new design;

FIG. 14 is a front view thereof;

FIG. 15 is a top view thereof;

FIG. 16 is a perspective view of an office chair according to a fourth embodiment of the new design;

FIG. 17 is a front view thereof;

FIG. 18 is a top view thereof;

FIG. 19 is a perspective view of an office chair according to a fifth embodiment of the new design;

FIG. 20 is a front view thereof;

FIG. 21 is a top view thereof;

FIG. 22 is a perspective view of an office chair according to a sixth embodiment of the new design;

FIG. 23 is a front view thereof;

FIG. 24 is a top view thereof;

FIG. 25 is a perspective view of an office chair according to a seventh embodiment of the new design;

FIG. 26 is a front view thereof;

FIG. 27 is a top view thereof;

FIG. 28 is a perspective view of an office chair according to an eighth embodiment of the new design;

FIG. 29 is a front view thereof; and,

FIG. 30 is a top view thereof.

FIGS. 1-30, show portions of the office chair in broken lines. The portions shown in broken lines form no part of the claimed design. Right side, left side, rear and bottom views are not included for embodiments three through eight. These views are the same as FIGS. 2, 4 and 6 for embodiments three, four and seven. These views are the same as FIGS. 8, 10 and 12 for embodiments five, six and eight. 

CLAIM We claim the ornamental design for an office chair, as shown and described. 